MFC r202789, r202796: - Improve tracer, to handle more cases of input-to-output monitoring loopback. - Use "igain" mixer control for input-to-output monitoring loopback. - Allow AD1981HD codecs to use playback mixer. Now driver should be able to really use it. - Fix bug in shared muters operation.
MFC r202789, r202796:
- Improve tracer, to handle more cases of input-to-output monitoring
loopback.
- Use "igain" mixer control for input-to-output monitoring loopback.
- Allow AD1981HD codecs to use playback mixer. Now driver should be able to
really use it.
- Fix bug in shared muters operation.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase